
Quidcash is seeking a skilled Backend Developer to architect, build, and optimize mission-critical financial systems. You’ll leverage your expertise in JavaScript, Python, and OOP to develop scalable backend services that power our fintech/lending solutions. This role offers
the chance to solve complex technical challenges, integrate cutting-edge technologies, and directly impact the future of financial services for Indian SMEs.
If you are a leader who thrives on technical challenges, loves building high-performing teams, and is excited by the potential of AI/ML in fintech, we want to hear from you!
What You ll Do:
Design & Development: Build scalable backend services using JavaScript(Node.js) and Python, adhering to OOP principles and microservices architecture.
Fintech Integration: Develop secure APIs (REST/gRPC) for financial workflows(e.g., payments, transactions, data processing) and ensure compliance with regulations (PCI-DSS, GDPR).
System Optimization: Enhance performance, reliability, and scalability of cloud- native applications on AWS.
Collaboration: Partner with frontend, data, and product teams to deliver end-to-end features in Agile/Scrum cycles.
Quality Assurance: Implement automated testing (unit/integration), CI/CD pipelines, and DevOps practices.
Technical Innovation: Contribute to architectural decisions and explore AI/ML integration opportunities in financial products.
What You'll Bring (Must-Haves):
Experience:
3–5 years of backend development with JavaScript (Node.js) and Python.
Proven experience applying OOP principles, design patterns, and micro services.
Background in fintech, banking, or financial systems (e.g., payment gateways, risk engines, transactional platforms).
Technical Acumen:
Languages/Frameworks:
JavaScript (Node.js + Express.js/Fastify)
Python (Django/Flask/FastAPI)
Databases: SQL (PostgreSQL/MySQL) and/or NoSQL (MongoDB/Redis).
Cloud & DevOps: AWS/GCP/Azure, Docker, Kubernetes, CI/CD tools (Jenkins/GitLab).
Financial Tech: API security (OAuth2/JWT), message queues (Kafka/RabbitMQ), and knowledge of financial protocols (e.g., ISO 20022).
Mindset:
Problem-solver with a passion for clean, testable code and continuous improvement.
Adaptability in fast-paced environments and commitment to deadlines.
Collaborative spirit with strong communication skills.
Why Join Quidcash?
Impact: Play a pivotal role in shaping a product that directly impacts Indian SMEs' business growth.
Innovation: Work with cutting-edge technologies, including AI/ML, in a forward-thinking environment.
Growth: Opportunities for professional development and career advancement in a growing company.
Culture: Be part of a collaborative, supportive, and brilliant team that values every contribution.
Benefits: Competitive salary, comprehensive benefits package, and be a part of the next fintech evolution.
If you are interested, pls share your profile to smithaquidcash.in

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Roles and Responsibilities
• Ability to create solution prototype and conduct proof of concept of new tools.
• Work in research and understanding of new tools and areas.
• Clearly articulate pros and cons of various technologies/platforms and perform
detailed analysis of business problems and technical environments to derive a
solution.
• Optimisation of the application for maximum speed and scalability.
• Work on feature development and bug fixing.
Technical skills
• Must have knowledge of the networking in Linux, and basics of computer networks in
general.
• Must have intermediate/advanced knowledge of one programming language,
preferably Python.
• Must have experience of writing shell scripts and configuration files.
• Should be proficient in bash.
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• Working experience of SCM. Git is preferred.
• Knowledge of build and CI-CD tools, like Jenkins, Bamboo etc is a plus.
• Understanding of Architecture of OpenStack/Kubernetes is a plus.
• Code contributed to OpenStack/Kubernetes community will be a plus.
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Soft skills
• Excellent verbal and written communications skills.
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Job title : Backend Engineer
Location : Remote
Job Description
- Responsibilities:
- Execute on the software development strategy to improve our dynamic highly distributed system
- Understand and implement software development/engineering lifecycle concepts to drive features from conception to delivery
- Collaborate closely with the product management, architects and dev-ops to achieve quality releases
- Work hand-in-hand with customer support, documentation and downstream teams to enable customer success
- Make appropriate trade-offs to optimize time-to-release while maintaining performance and scalability requirements
- Be able to clearly communicate goals and desired outcomes to internal project teams
- Interview, mentor and coach new team members
Skills :
Requirements:
- BS/MS in Computer Science/Engineering with 8 years or equivalent experience
- Be a self-starter, able to learn independently and adapt quickly
- Advanced-level of experience as hands-on Core Java Software Engineer in a distributed/cloud-based product
- Solid experience with Spring framework, Rest API, MongoDB, ElasticSearch, Kubernetes and Docker
- Cloud Experience (AWS, Google Cloud, Azure)
- Strong experience and knowledge with Micro services, distributed processing systems, and performance optimization
- Experience with Agile development process and embrace Agile methodologies
- Strong believer of automation test and strive for higher code coverage
- Can-do attitude on problem-solving, quality and ability to execute
Education
- BS/MS in Computer Science/Engineering with 5 years or equivalent experience
DUKAAN - Create Your Online Store in 30 Seconds
Dukaan is an app that allows offline businesses to sell their products and services online. On our app, the users can make beautiful product catalogues (catalogs) right from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital.
Dukaan is currently powering over 5M ecommerce stores built by indian small businesses and growing at a crazy rate.
We are looking for a Backend Engineer to join our team who will be part of our new innovations team.
Requirements:
- Strong knowledge of Django, Django Rest Framework and their design principles.
- Strong knowledge of Django ORM, should be able to leverage it to write complex and optimized queries (E.x Q queries, Case, When, Select related, prefetch related, Subqueries, Annotations, Aggregations, Filtering, etc.) .
- Should be able to override DRF serializers, filters and viewsets completely according to needs.
- Should have good experience in Class Based Views to write the backend API’s.
- Sound knowledge of database design patterns and modelling them to Django models.
- Sound knowledge of how to write test cases for the APIs.
- Should be able to write optimized pythonic code adhering to python PEP standards.
- Strong knowledge of python packaging and how to architect a code base that should be easily scalable and not get cluttered.
- Strong knowledge of REST API design patterns.
- Ability to write RAW sql queries and further database level coding will be a plus.
- Good Understanding of python’s asyncio, threading and multiprocessing library, their benefits and limitations along with their appropriate use cases.
- Hands on knowledge of celery and its corresponding message broker such as RabbitMQ, Redis, etc.
- Experience with building a CDC(Change Data Capture) pipeline will be a plus.
- Experience with Apache Kafka, Kafka connect and Debezium will be a plus.
- Experience with open source will be a plus.
- Good knowledge of Algorithms and data structures.
Responsibilities:
- Understand the ins and out of existing codebase and have a good grasp over it.
- Write clean, stable and scalable code.
- Write unit test cases for the APIs.
- Do whitebox and blackbox testing for your own code and as well as others if required.
- Understand and implement fast prototype solutions for the business needs.
- Should have experience in supporting the application and infrastructure 24x7.
- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)
- Good experience on Java/j2EE application supporting and AWS infra supporting.
- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.
- Respond quickly and effectively to production issues, troubleshooting solutions, and taking responsibility for seeing those solutions through resolution.
- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.
- Strong knowledge of Linux/Unix operating system.
- Good knowledge in scripting languages like Shell, Python.
- Good Knowledge on Databases like Mongo, Mysql, SQL Server.
- Respond to alerts and take corrective action to ensure the high-availability of our production environments and participate in an after-hours on-call rotation.
- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus
- Strong verbal and written communications skills are a must
- Must have production support experience as the requirement is 24X7X365 production support.
What is the role?
You will be focusing on development of all server-side logic, definition, and maintenance of the central database. With your expertise in Node.js and as a full stack developer you will be managing the interchange of data between the server and the users.
Key Responsibilities
- Design and develop SaaS-based applications based on microservices architecture
- Driving innovations in the platform constantly
- Estimate efforts, identify risks, devices and meets project schedules
- Mentors/coaches engineers and provide technical leadership
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- BS/MS in Computer Science or equivalent.
- 3-6 years of strong design/development experience in building massively large-scale distributed internet systems and products
- Strong understanding of DevOps tasks, CI/CD
- Excellent communication and interpersonal skills
- Have keen eye to detail
- Displayed effectiveness in being a team player, have a proven track record of performance
- Enjoys working on challenging assignments and is result oriented
- Self-starter, self-motivated and work with minimal supervision
- Agile and display flexibility in swiftly adapting to change in work requirement
Strong proficiency in –
- JavaScript, Node.js and frameworks available for it
- Code versioning tools, such as Git
- NoSQL and RDBMS systems
- Push-pull systems like Kafka, Redis
- Data structures & algorithms skills
Good to have experience –
- Programming languages like Python, Golang, ReactJs
Be familiar with –
- Designing highly available solutions, fault-tolerant systems, microservices architecture, REST APIs for on-premises, cloud (Google Cloud Platform or Amazon Web Services or Microsoft Azure), or hybrid infrastructure.
- Modern container technologies such as Docker, Kubernetes
- Server-side templating languages such as Jade, EJS etc
- Open source software, frameworks, and broader cutting-edge technologies
Whom will you work with?
You will closely work with the engineering team and support the Product Team of Plum.
What can you look for?
A wholesome opportunity in a fast paced environment that will enable you to juggle between concepts, interact and share your ideas and have loads of learning while at work. This role will help you learn what and how ledgers work in a high volume traffic system. Will learn microservice for a high availability system. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
A fast growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Xoxoday works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.









